clk/at91/clk-h32mx.c

1 // SPDX-License-Identifier: GPL-2.0-or-later
3  * clk-h32mx.c
7  * Alexandre Belloni <alexandre.belloni@free-electrons.com>
10 #include <linux/clk-provider.h>
12 #include <linux/clk/at91_pmc.h>
34 	regmap_read(h32mxclk->regmap, AT91_PMC_MCKR, &mckr);  in clk_sama5d4_h32mx_recalc_rate()
39 		pr_warn("H32MX clock is too fast\n");  in clk_sama5d4_h32mx_recalc_rate()
54 	if (rate - div < *parent_rate - rate)  in clk_sama5d4_h32mx_round_rate()
67 		return -EINVAL;  in clk_sama5d4_h32mx_set_rate()
72 	regmap_update_bits(h32mxclk->regmap, AT91_PMC_MCKR,  in clk_sama5d4_h32mx_set_rate()
94 		return ERR_PTR(-ENOMEM);  in at91_clk_register_h32mx()
102 	h32mxclk->hw.init = &init;  in at91_clk_register_h32mx()
103 	h32mxclk->regmap = regmap;  in at91_clk_register_h32mx()
105 	ret = clk_hw_register(NULL, &h32mxclk->hw);  in at91_clk_register_h32mx()
111 	return &h32mxclk->hw;  in at91_clk_register_h32mx()